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Cardiff to London flights

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  • Cheap flights with over 660 airlines
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  • Fly to London for low prices
Cheapest flight Cheapest price for a one-way flight between Cardiff with London found by our customers in the last 72 hours
High season According to search data from our customers, September is the busiest time to fly from Cardiff to London
Best time to book According to real data January is the most popular time to book a flight to London when departing from Cardiff
Airlines flying this route Airline(s) with flights between Cardiff to London

Cheap last minute flights to London

Latest deals and top flight routes from Cardiff airports.

Departure Mon, 23 May Return Sun, 29 May
CWL Cardiff
LON London
return from £47
Departure Fri, 17 Jun Return Mon, 20 Jun
CWL Cardiff
LON London
return from £73
Flight route information
Find out further information on Cardiff and London to help you prepare for your trip.
Currency and price comparison
Local, one-way ticket

Trains are 28% more expensive in London than in Cardiff.

Mid-priced restaurant

The average meal is 40% more expensive in London than in Cardiff.

Standard daytime start rate

Taxis are 55% more expensive in London than in Cardiff.

Regular cappuccino

Coffee is 14% more expensive in London than in Cardiff.

Cardiff airports
  • ( Cardiff-Wales (CWL)
    How far from city centre: 10 miles
  • ( Bristol (BRS)
    How far from city centre: 25 miles
London airports
  • ( Heathrow (LHR)
    How far from city centre: 14 miles
  • ( Stansted (STN)
    How far from city centre: 30 miles
  • ( Gatwick (LGW)
    How far from city centre: 25 miles
  • ( Luton International (LTN)
    How far from city centre: 27 miles
  • ( London City (LCY)
    How far from city centre: 7 miles
  • ( Southend (SEN)
    How far from city centre: 35 miles
K Distance: 131 miles

Search for flights from Cardiff to London

Useful information for the flight from Cardiff to London

How long is the flight from Cardiff to London?

Flights from Cardiff to London involve a transfer and take around three and a half hours.

What are the most common stopovers?

Flights usually connect at Edinburgh or Amsterdam.

What are the most important things to pack in my suitcase when travelling to London?

With a similar climate to Cardiff, you can expect to pack a coat and good winter boots in the colder months and a light jacket and sunglasses in the summer.

Which airlines fly from Cardiff to London

Two airlines provide good connections between the Welsh and English capitals. These are also known for their great rates on airfares across Europe:

How to find cheap flights from Cardiff to London

Opodo is your online travel agent, with powerful and fast tools for getting cheap flights between Cardiff and London. You'll also find many other fabulous destinations across the globe at great prices. Simply enter your cities and dates and you'll be presented with the cheapest airfare at the top. Keep browsing for different departure times and airlines, as well as last-minute offers. Opodo is the ideal resource for finding amazing value domestic flights, such as those between Cardiff and London, as well as cheap long-haul trips.

When are the best times to fly from Cardiff to London

  • April is springtime in London, well before the high season and still often with pleasant weather.
  • August is the warmest month, perfect for exploring the UK capital on foot.
  • September is quieter, and well before the cooler weather starts in London.
  • December is ideal for Christmas shopping and visits to Winter Wonderland in Hyde Park.

Airports in Cardiff

Cardiff Airport (CWL) is Wales' connection to the rest of the world, and getting there from the city centre is very simple, whether by public transport or taxi.

Useful Information about Cardiff Airport

Find out how to transfer to and from the airport, which is about 12 miles from the city centre.

How to get to the airport:

  • By train – take the TransCymru T9 train from Canal Street to the airport in around 40 minutes.
  • By taxi – allow at least 30 minutes or more to arrive at the airport from central Cardiff.

Services: open 24 hours a day, free Wi-Fi access for two hours, a good selection of places to eat and shop, baby changing facilities, smoking areas outside the airport and near the departure lounges.

Airports in London

Flights originating in Cardiff will usually land in Heathrow or London City Airport. City is virtually in the heart of London already, while Heathrow offers many transfer options.

Useful Information about Heathrow Airport

Heathrow Airport (LHR), 14 miles from central London, is the UK's biggest airport and a major international hub.

How to get to London:

  • By Tube – travel on the Piccadilly line for around 45 minutes between the airport and central London.
  • By train – the Heathrow Express goes to Paddington Station and takes between 15 and 30 minutes.
  • By taxi – expect it to take around 40 minutes at the fastest, but possibly much longer at rush hour.
  • By coach – travel between the airport and Victoria Coach station in as little as 35 minutes, but possibly longer at peak times.

Services: open 24 hours a day, unlimited free Wi-Fi access, a huge range of shops and places to eat, baby changing, showers, and outdoor smoking zones.

Useful Information about London City Airport

London City Airport (LCY) is right at the heart of London; it's easy to zip into the centre from here.

How to get to London from the airport:

  • By Tube – take the DLR (Docklands Light Railway, integrated with the Underground network) to Liverpool Street in just 30 minutes. Alternatively, reach Oxford Circus in 35 minutes on the DLR and Jubilee line.
  • By taxi – it takes around 30 to 40 minutes to drive to the centre of London, depending on your destination, but it can take much longer during rush hour.

Services: open 6:30am to 10:30pm on weekdays, 6:30am to 1pm on Saturdays and 12:30pm to 10:30pm on Sundays, open 9:00am to 10:30pm on bank holidays, closed on Christmas Day, unlimited free Wi-Fi, many choices for eating and shopping, baby changing facilities, outdoor smoking areas.

What to do and visit in London

  • Witness treasures sourced from across the world, including Ancient Egypt and China, at the British Museum.
  • Say hello to the dinosaurs at the Natural History Museum.
  • See many of the world's most famous paintings at the National Gallery and National Portrait Gallery.
  • Discover quirky and unique finds at the boutiques and markets of Brick Lane.
  • Visit the official home of Prince William and Kate Middleton, Kensington Palace.

Frequent asked questions about flights from Cardiff to London

😷 Is it safe to travel from Cardiff to London during the Covid-19 situation?
At Opodo we want to make sure that your travel plans are not affected by any cancelation as well as any possible restrictions United Kingdom may apply when travelling from Cardiff. Is your flight cancelled? We've got your back! With our flexible ticket guarantee you can decide if you want to book another flight - free of rebooking fee - or get a full refund!
🔍 How can I find cheap flights from Cardiff to London at Opodo?
The cheapest price for a flight from Cardiff to London is 47£. At Opodo we use different machine learned based methodologies to find our costumers the best option available, considering airline combinations, stopovers and direct flights as well as different criteria for inbound and outbound journeys.
💰 Is London expensive to visit compared to Cardiff?
If you compare transportation prices, the taxi ride in London costs an average of 4.25 GBP, 55% more expensive than Cardiff, with a fare of 2.75 GBP, while train tickets costs 28% more in London: 2.55 GBP against 2.00 GBP in Cardiff. If you compare the price of a lunch meal, however, you can find it from 20.00 GBP in London, 43% more than the 14.00 GBP in Cardiff. The price of the coffee is around 14% more expensive in London, with an average of 3.24 GBP , while in Cardiff the coffee costs 2.85 GBP.
📉 When is the best time to book a flight from Cardiff to London?
The most popular months to book a trip from Cardiff to London are January, September and February, based on the searches of our customers.
📅 When is the best time to travel from Cardiff to London?
The best time of the year to go to London when flying from Cardiff depends on several preference factors like climate, seasonality and, of course, price. When it comes to popularity, September is the top 1º month to fly to London from Cardiff in terms of searches from our customer, followed by March and February. If you prefer to avoid high peaks of turism, however, and escape a crowded period, June, April and May are the months with less volume of searchs for the route Cardiff -  London.
🌡️ How is the weather in London compared to Cardiff?
While in Cardiff the temperatures can reach an average of 26.93 ºC in summer, with precipitation levels up to 9.0 mm ,London's temperatures can go up to 29.01 ºC during the hot season, with 9.0 mm average of rain rate . In winter, however, weather indicators show around -3.09 ºC in London, compared to the -1.52 ºC average degrees reported in Cardiff. During the winter period, Cardiff can register 6.0 mm precipitation, while London have an average of 6.0 mm rain level.
Airlines with indirect flights from Cardiff to London are:
Airlines with indirect flights from Cardiff to London are:
  • British Airways, stoping in Glasgow for 105 minutes minimun.
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